• Real-time battery capacity display for lithium batteries
• Wide compatibility with 1S-8S lithium battery packs
• Easy to use – direct connection to battery terminals
• Clear digital display with red outline and green bars

• Brand new and high quality.
• L293D is a monolithic integrated, high voltage, high current, 4-channel driver.
• Can drive DC motors and power supplies of up to 36V with a maximum current of 600mA per channel.
• H-Bridge configuration allows voltage to be applied across a load in either direction, ideal for motors.

Discover the Micro SD Card Adapter v1.1 Module for Arduino, perfect for integrating Micro SD card read and write functionality into your projects in Bangladesh. This blue module supports SPI interface, works with Arduino boards, and supports up to 32GB Micro SDHC cards.

• Supports Li-ion battery charging and boosting with 5V 2A output
• High charging efficiency with 96% discharge efficiency
• Compact and lightweight design for portable applications
• Wide operating temperature range (-20°C to +85°C)

• Wide Voltage Range: Supports DC 9V to 60V for various motor applications.
• High Power Handling: Can sustain 18A continuously and control up to 20A.
• Smooth Speed Control: 0% to 100% adjustable speed for precise operation.
• Forward & Reverse Control: Easily switch motor rotation direction.

• Light Detection: Detects ambient brightness and light intensity.
• Adjustable Sensitivity: Sensitivity can be adjusted via the blue digital potentiometer.
• Wide Voltage Range: Operates within 3.3V to 5V voltage range.
• Digital Output: Provides digital switching outputs (0 and 1) via the D0 pin.

• Adjustable output voltage from 0.5V to 25V
• Digital display for precise voltage readings
• Built-in ON/OFF output control key
• LED indicator for power status

• 3.5-inch TFT LCD display module with vibrant 18-bit color support.
• Compatible with Arduino Uno and other microcontroller boards.
• Integrated SD card slot for extended storage and project capabilities.
• High resolution of 320x480 pixels for clear visuals.

• High-resolution 500dpi scanner for accurate fingerprint recognition.
• Fast fingerprint image capture in less than 1 second.
• Low power consumption with a peak current of <60mA.
• USB/UART communication for easy integration.

• 4pcs 50kg Half-bridge strain gauge load cells for accurate weight measurement
• Includes 1x HX711 AD Weight Module for high-precision measurements
• Suitable for use in electronic scales, including body scales
• HX711 uses a 24-bit high precision A/D converter chip

• Solid-State Relay (SSR): Offers fast and reliable switching for controlling high-voltage systems using low-voltage signals.
• Compact Size: Small and lightweight, making it easy to integrate into various applications.
• Low Trigger Voltage: Operates with an input signal voltage range of 0-1.5V for relay ON and 2.5-5V for relay OFF.
• Low Current Consumption: Very low trigger current (2mA) and quiescent current (0mA) for energy-efficient operation.

• Support 12 Mbps full speed USB transmission and 1.5 Mbps low speed transmission, compatible with USB V2.0.
• Serial communication baud rate can support 300000/115200/57600/38400.
• The same chip can be configured for upper computer mode and lower computer mode.
• The USB port of the upper computer conforms to the standard HID protocol and does not need to install additional drivers.

• High-sensitivity microphone for capturing subtle sound changes
• Compatible with Arduino and other microcontroller platforms
• Analog output with threshold level output flip for flexibility
• Equipped with a power indicator and comparator output light for easy monitoring

• Supply voltage: 3.3 V to 5V
• Output can directly connected to controller
• TTL level output
• Maximum output current : 15mA

• Converts SOP28, SOIC28, and SO28 to DIP28 format
• 1.27mm pin pitch for compatibility with various ICs
• 28-pin socket for versatile use
• Suitable for testing and programming ICs

• Quad-band: 850/900/1800/1900MHz for global GSM network compatibility
• Connects to any global GSM network using a 2G SIM
• Voice calls: Make and receive calls using a headset or external speaker and microphone
• SMS: Send and receive SMS messages